package com.sz.youban.common.utils.Idcard;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;

public abstract class IdcardUtil {
	
	
	   /** 中国公民身份证号码最小长度。 */
	   public static final int CHINA_ID_MIN_LENGTH = 15;

	   /** 中国公民身份证号码最大长度。 */
	   public static final int CHINA_ID_MAX_LENGTH = 18;

	   /** 省、直辖市代码表 */
	   public static final String cityCode[] = {
	           "11", "12", "13", "14", "15", "21", "22", "23", "31", "32", "33", "34", "35", "36", "37", "41",
	           "42", "43", "44", "45", "46", "50", "51", "52", "53", "54", "61", "62", "63", "64", "65", "71",
	           "81", "82", "91"
	   };

	   /** 每位加权因子 */
	   public static final int power[] = {
	           7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2
	   };

	   /** 第18位校检码 */
	   public static final String verifyCode[] = {
	           "1", "0", "X", "9", "8", "7", "6", "5", "4", "3", "2"
	   };
	   /** 最低年限 */
	   public static final int MIN = 1930;
	   public static Map<String, String> cityCodes = new HashMap<String, String>();
	   /** 台湾身份首字母对应数字 */
	   public static Map<String, Integer> twFirstCode = new HashMap<String, Integer>();
	   /** 香港身份首字母对应数字 */
	   public static Map<String, Integer> hkFirstCode = new HashMap<String, Integer>();
	   static {
	       cityCodes.put("11", "北京");
	       cityCodes.put("12", "天津");
	       cityCodes.put("13", "河北");
	       cityCodes.put("14", "山西");
	       cityCodes.put("15", "内蒙古");
	       cityCodes.put("21", "辽宁");
	       cityCodes.put("22", "吉林");
	       cityCodes.put("23", "黑龙江");
	       cityCodes.put("31", "上海");
	       cityCodes.put("32", "江苏");
	       cityCodes.put("33", "浙江");
	       cityCodes.put("34", "安徽");
	       cityCodes.put("35", "福建");
	       cityCodes.put("36", "江西");
	       cityCodes.put("37", "山东");
	       cityCodes.put("41", "河南");
	       cityCodes.put("42", "湖北");
	       cityCodes.put("43", "湖南");
	       cityCodes.put("44", "广东");
	       cityCodes.put("45", "广西");
	       cityCodes.put("46", "海南");
	       cityCodes.put("50", "重庆");
	       cityCodes.put("51", "四川");
	       cityCodes.put("52", "贵州");
	       cityCodes.put("53", "云南");
	       cityCodes.put("54", "西藏");
	       cityCodes.put("61", "陕西");
	       cityCodes.put("62", "甘肃");
	       cityCodes.put("63", "青海");
	       cityCodes.put("64", "宁夏");
	       cityCodes.put("65", "新疆");
	       cityCodes.put("71", "台湾");
	       cityCodes.put("81", "香港");
	       cityCodes.put("82", "澳门");
	       cityCodes.put("91", "国外");
	       twFirstCode.put("A", 10);
	       twFirstCode.put("B", 11);
	       twFirstCode.put("C", 12);
	       twFirstCode.put("D", 13);
	       twFirstCode.put("E", 14);
	       twFirstCode.put("F", 15);
	       twFirstCode.put("G", 16);
	       twFirstCode.put("H", 17);
	       twFirstCode.put("J", 18);
	       twFirstCode.put("K", 19);
	       twFirstCode.put("L", 20);
	       twFirstCode.put("M", 21);
	       twFirstCode.put("N", 22);
	       twFirstCode.put("P", 23);
	       twFirstCode.put("Q", 24);
	       twFirstCode.put("R", 25);
	       twFirstCode.put("S", 26);
	       twFirstCode.put("T", 27);
	       twFirstCode.put("U", 28);
	       twFirstCode.put("V", 29);
	       twFirstCode.put("X", 30);
	       twFirstCode.put("Y", 31);
	       twFirstCode.put("W", 32);
	       twFirstCode.put("Z", 33);
	       twFirstCode.put("I", 34);
	       twFirstCode.put("O", 35);
	       hkFirstCode.put("A", 1);
	       hkFirstCode.put("B", 2);
	       hkFirstCode.put("C", 3);
	       hkFirstCode.put("R", 18);
	       hkFirstCode.put("U", 21);
	       hkFirstCode.put("Z", 26);
	       hkFirstCode.put("X", 24);
	       hkFirstCode.put("W", 23);
	       hkFirstCode.put("O", 15);
	       hkFirstCode.put("N", 14);
	   }

	   /**
	    * 将15位身份证号码转换为18位
	    * 
	    * @param idCard
	    *            15位身份编码
	    * @return 18位身份编码
	    */
	   public static String conver15CardTo18(String idCard) {
	       String idCard18 = "";
	       if (idCard.length() != CHINA_ID_MIN_LENGTH) {
	           return null;
	       }
	       if (isNum(idCard)) {
	           // 获取出生年月日
	           String birthday = idCard.substring(6, 12);
	           Date birthDate = null;
	           try {
	               birthDate = new SimpleDateFormat("yyMMdd").parse(birthday);
	           } catch (ParseException e) {
	               e.printStackTrace();
	           }
	           Calendar cal = Calendar.getInstance();
	           if (birthDate != null)
	               cal.setTime(birthDate);
	           // 获取出生年(完全表现形式,如：2010)
	           String sYear = String.valueOf(cal.get(Calendar.YEAR));
	           idCard18 = idCard.substring(0, 6) + sYear + idCard.substring(8);
	           // 转换字符数组
	           char[] cArr = idCard18.toCharArray();
	           if (cArr != null) {
	               int[] iCard = converCharToInt(cArr);
	               int iSum17 = getPowerSum(iCard);
	               // 获取校验位
	               String sVal = getCheckCode18(iSum17);
	               if (sVal.length() > 0) {
	                   idCard18 += sVal;
	               } else {
	                   return null;
	               }
	           }
	       } else {
	           return null;
	       }
	       return idCard18;
	   }

	   /**
	    * 验证身份证是否合法
	    */
	   public static boolean validateCard(String idCard) {
		   if(null==idCard) return false;
	       String card = idCard.trim();
	       if (validateIdCard18(card)) {
	           return true;
	       }
	       if (validateIdCard15(card)) {
	           return true;
	       }
	       String[] cardval = validateIdCard10(card);
	       if (cardval != null) {
	           if (cardval[2].equals("true")) {
	               return true;
	           }
	       }
	       return false;
	   }

	   /**
	    * 验证18位身份编码是否合法
	    * 
	    * @param idCard 身份编码
	    * @return 是否合法
	    */
	   public static boolean validateIdCard18(String idCard) {
	       boolean bTrue = false;
	       if (idCard.length() == CHINA_ID_MAX_LENGTH) {
	           // 前17位
	           String code17 = idCard.substring(0, 17);
	           // 第18位
	           String code18 = idCard.substring(17, CHINA_ID_MAX_LENGTH);
	           if (isNum(code17)) {
	               char[] cArr = code17.toCharArray();
	               if (cArr != null) {
	                   int[] iCard = converCharToInt(cArr);
	                   int iSum17 = getPowerSum(iCard);
	                   // 获取校验位
	                   String val = getCheckCode18(iSum17);
	                   if (val.length() > 0) {
	                       if (val.equalsIgnoreCase(code18)) {
	                           bTrue = true;
	                       }
	                   }
	               }
	           }
	       }
	       return bTrue;
	   }

	   /**
	    * 验证15位身份编码是否合法
	    * 
	    * @param idCard
	    *            身份编码
	    * @return 是否合法
	    */
	   public static boolean validateIdCard15(String idCard) {
	       if (idCard.length() != CHINA_ID_MIN_LENGTH) {
	           return false;
	       }
	       if (isNum(idCard)) {
	           String proCode = idCard.substring(0, 2);
	           if (cityCodes.get(proCode) == null) {
	               return false;
	           }
	           String birthCode = idCard.substring(6, 12);
	           Date birthDate = null;
	           try {
	               birthDate = new SimpleDateFormat("yy").parse(birthCode.substring(0, 2));
	           } catch (ParseException e) {
	               e.printStackTrace();
	           }
	           Calendar cal = Calendar.getInstance();
	           if (birthDate != null)
	               cal.setTime(birthDate);
	           if (!valiDate(cal.get(Calendar.YEAR), Integer.parseInt(birthCode.substring(2, 4)),
	                   Integer.parseInt(birthCode.substring(4, 6)))) {
	               return false;
	           }
	       } else {
	           return false;
	       }
	       return true;
	   }

	   /**
	    * 验证10位身份编码是否合法
	    * 
	    * @param idCard 身份编码
	    * @return 身份证信息数组
	    *         <p>
	    *         [0] - 台湾、澳门、香港 [1] - 性别(男M,女F,未知N) [2] - 是否合法(合法true,不合法false)
	    *         若不是身份证件号码则返回null
	    *         </p>
	    */
	   public static String[] validateIdCard10(String idCard) {
	       String[] info = new String[3];
	       String card = idCard.replaceAll("[\\(|\\)]", "");
	       if (card.length() != 8 && card.length() != 9 && idCard.length() != 10) {
	           return null;
	       }
	       if (idCard.matches("^[a-zA-Z][0-9]{9}$")) { // 台湾
	           info[0] = "台湾";
	           System.out.println("11111");
	           String char2 = idCard.substring(1, 2);
	           if (char2.equals("1")) {
	               info[1] = "M";
	               System.out.println("MMMMMMM");
	           } else if (char2.equals("2")) {
	               info[1] = "F";
	               System.out.println("FFFFFFF");
	           } else {
	               info[1] = "N";
	               info[2] = "false";
	               System.out.println("NNNN");
	               return info;
	           }
	           info[2] = validateTWCard(idCard) ? "true" : "false";
	       } else if (idCard.matches("^[1|5|7][0-9]{6}\\(?[0-9A-Z]\\)?$")) { // 澳门
	           info[0] = "澳门";
	           info[1] = "N";
	       } else if (idCard.matches("^[A-Z]{1,2}[0-9]{6}\\(?[0-9A]\\)?$")) { // 香港
	           info[0] = "香港";
	           info[1] = "N";
	           info[2] = validateHKCard(idCard) ? "true" : "false";
	       } else {
	           return null;
	       }
	       return info;
	   }

	   /**
	    * 验证台湾身份证号码
	    * 
	    * @param idCard
	    *            身份证号码
	    * @return 验证码是否符合
	    */
	   public static boolean validateTWCard(String idCard) {
	       String start = idCard.substring(0, 1);
	       String mid = idCard.substring(1, 9);
	       String end = idCard.substring(9, 10);
	       Integer iStart = twFirstCode.get(start);
	       Integer sum = iStart / 10 + (iStart % 10) * 9;
	       char[] chars = mid.toCharArray();
	       Integer iflag = 8;
	       for (char c : chars) {
	           sum = sum + Integer.parseInt(c + "") * iflag;
	           iflag--;
	       }
	       return (sum % 10 == 0 ? 0 : (10 - sum % 10)) == Integer.parseInt(end) ? true : false;
	   }

	   /**
	    * 验证香港身份证号码(存在Bug，部份特殊身份证无法检查)
	    * <p>
	    * 身份证前2位为英文字符，如果只出现一个英文字符则表示第一位是空格，对应数字58 前2位英文字符A-Z分别对应数字10-35
	    * 最后一位校验码为0-9的数字加上字符"A"，"A"代表10
	    * </p>
	    * <p>
	    * 将身份证号码全部转换为数字，分别对应乘9-1相加的总和，整除11则证件号码有效
	    * </p>
	    * 
	    * @param idCard 身份证号码
	    * @return 验证码是否符合
	    */
	   public static boolean validateHKCard(String idCard) {
	       String card = idCard.replaceAll("[\\(|\\)]", "");
	       Integer sum = 0;
	       if (card.length() == 9) {
	           sum = (Integer.valueOf(card.substring(0, 1).toUpperCase().toCharArray()[0]) - 55) * 9
	                   + (Integer.valueOf(card.substring(1, 2).toUpperCase().toCharArray()[0]) - 55) * 8;
	           card = card.substring(1, 9);
	       } else {
	           sum = 522 + (Integer.valueOf(card.substring(0, 1).toUpperCase().toCharArray()[0]) - 55) * 8;
	       }
	       String mid = card.substring(1, 7);
	       String end = card.substring(7, 8);
	       char[] chars = mid.toCharArray();
	       Integer iflag = 7;
	       for (char c : chars) {
	           sum = sum + Integer.parseInt(c + "") * iflag;
	           iflag--;
	       }
	       if (end.toUpperCase().equals("A")) {
	           sum = sum + 10;
	       } else {
	           sum = sum + Integer.parseInt(end);
	       }
	       return (sum % 11 == 0) ? true : false;
	   }

	   /**
	    * 将字符数组转换成数字数组
	    * 
	    * @param ca
	    *            字符数组
	    * @return 数字数组
	    */
	   public static int[] converCharToInt(char[] ca) {
	       int len = ca.length;
	       int[] iArr = new int[len];
	       try {
	           for (int i = 0; i < len; i++) {
	               iArr[i] = Integer.parseInt(String.valueOf(ca[i]));
	           }
	       } catch (NumberFormatException e) {
	           e.printStackTrace();
	       }
	       return iArr;
	   }

	   /**
	    * 将身份证的每位和对应位的加权因子相乘之后，再得到和值
	    * 
	    * @param iArr
	    * @return 身份证编码。
	    */
	   public static int getPowerSum(int[] iArr) {
	       int iSum = 0;
	       if (power.length == iArr.length) {
	           for (int i = 0; i < iArr.length; i++) {
	               for (int j = 0; j < power.length; j++) {
	                   if (i == j) {
	                       iSum = iSum + iArr[i] * power[j];
	                   }
	               }
	           }
	       }
	       return iSum;
	   }

	   /**
	    * 将power和值与11取模获得余数进行校验码判断
	    * 
	    * @param iSum
	    * @return 校验位
	    */
	   public static String getCheckCode18(int iSum) {
	       String sCode = "";
	       switch (iSum % 11) {
	       case 10:
	           sCode = "2";
	           break;
	       case 9:
	           sCode = "3";
	           break;
	       case 8:
	           sCode = "4";
	           break;
	       case 7:
	           sCode = "5";
	           break;
	       case 6:
	           sCode = "6";
	           break;
	       case 5:
	           sCode = "7";
	           break;
	       case 4:
	           sCode = "8";
	           break;
	       case 3:
	           sCode = "9";
	           break;
	       case 2:
	           sCode = "x";
	           break;
	       case 1:
	           sCode = "0";
	           break;
	       case 0:
	           sCode = "1";
	           break;
	       default:
	    	   break;
	       }
	       return sCode;
	   }

	   /**
	    * 根据身份编号获取年龄
	    * 
	    * @param idCard
	    *            身份编号
	    * @return 年龄
	    */
	   public static int getAgeByIdCard(String idCard) {
	       int iAge = 0;
	       if (idCard.length() == CHINA_ID_MIN_LENGTH) {
	           idCard = conver15CardTo18(idCard);
	       }
	       String year = idCard.substring(6, 10);
	       Calendar cal = Calendar.getInstance();
	       int iCurrYear = cal.get(Calendar.YEAR);
	       iAge = iCurrYear - Integer.parseInt(year);
	       return iAge;
	   }

	   /**
	    * 根据身份编号获取生日
	    * 
	    * @param idCard 身份编号
	    * @return 生日(yyyyMMdd)
	    */
	   public static String getBirthByIdCard(String idCard) {
	       Integer len = idCard.length();
	       if (len < CHINA_ID_MIN_LENGTH) {
	           return null;
	       } else if (len == CHINA_ID_MIN_LENGTH) {
	           idCard = conver15CardTo18(idCard);
	       }
	       return idCard.substring(6, 14);
	   }

	   /**
	    * 根据身份编号获取生日年
	    * 
	    * @param idCard 身份编号
	    * @return 生日(yyyy)
	    */
	   public static Short getYearByIdCard(String idCard) {
	       Integer len = idCard.length();
	       if (len < CHINA_ID_MIN_LENGTH) {
	           return null;
	       } else if (len == CHINA_ID_MIN_LENGTH) {
	           idCard = conver15CardTo18(idCard);
	       }
	       return Short.valueOf(idCard.substring(6, 10));
	   }

	   /**
	    * 根据身份编号获取生日月
	    * 
	    * @param idCard
	    *            身份编号
	    * @return 生日(MM)
	    */
	   public static Short getMonthByIdCard(String idCard) {
	       Integer len = idCard.length();
	       if (len < CHINA_ID_MIN_LENGTH) {
	           return null;
	       } else if (len == CHINA_ID_MIN_LENGTH) {
	           idCard = conver15CardTo18(idCard);
	       }
	       return Short.valueOf(idCard.substring(10, 12));
	   }

	   /**
	    * 根据身份编号获取生日天
	    * 
	    * @param idCard
	    *            身份编号
	    * @return 生日(dd)
	    */
	   public static Short getDateByIdCard(String idCard) {
	       Integer len = idCard.length();
	       if (len < CHINA_ID_MIN_LENGTH) {
	           return null;
	       } else if (len == CHINA_ID_MIN_LENGTH) {
	           idCard = conver15CardTo18(idCard);
	       }
	       return Short.valueOf(idCard.substring(12, 14));
	   }

	   /**
	    * 根据身份编号获取性别
	    * 
	    * @param idCard 身份编号
	    * @return 性别(male-男，female-女，N-未知)
	    */
	   public static String getGenderByIdCard(String idCard) {
			String sGender = "N";
			if (idCard != null) {
				if (idCard.length() == CHINA_ID_MIN_LENGTH) {
					idCard = conver15CardTo18(idCard);
				}
				String sCardNum = idCard.substring(16, 17);
				if (Integer.parseInt(sCardNum) % 2 != 0) {
					sGender = "male";
				} else {
					sGender = "female";
				}
			}
	       return sGender;
	   }

	   /**
	    * 根据身份编号获取户籍省份
	    * 
	    * @param idCard 身份编码
	    * @return 省级编码。
	    */
	   public static String getProvinceByIdCard(String idCard) {
	       int len = idCard.length();
	       String sProvince = null;
	       String sProvinNum = "";
	       if (len == CHINA_ID_MIN_LENGTH || len == CHINA_ID_MAX_LENGTH) {
	           sProvinNum = idCard.substring(0, 2);
	       }
	       sProvince = cityCodes.get(sProvinNum);
	       return sProvince;
	   }

	   /**
	    * 数字验证
	    * 
	    * @param val
	    * @return 提取的数字。
	    */
	   public static boolean isNum(String val) {
	       return val == null || "".equals(val) ? false : val.matches("^[0-9]*$");
	   }

	   /**
	    * 验证小于当前日期 是否有效
	    * 
	    * @param iYear
	    *            待验证日期(年)
	    * @param iMonth
	    *            待验证日期(月 1-12)
	    * @param iDate
	    *            待验证日期(日)
	    * @return 是否有效
	    */
	   public static boolean valiDate(int iYear, int iMonth, int iDate) {
	       Calendar cal = Calendar.getInstance();
	       int year = cal.get(Calendar.YEAR);
	       int datePerMonth;
	       if (iYear < MIN || iYear >= year) {
	           return false;
	       }
	       if (iMonth < 1 || iMonth > 12) {
	           return false;
	       }
	       switch (iMonth) {
	       case 4:
	       case 6:
	       case 9:
	       case 11:
	           datePerMonth = 30;
	           break;
	       case 2:
	           boolean dm = ((iYear % 4 == 0 && iYear % 100 != 0) || (iYear % 400 == 0))
	                   && (iYear > MIN && iYear < year);
	           datePerMonth = dm ? 29 : 28;
	           break;
	       default:
	           datePerMonth = 31;
	       }
	       return (iDate >= 1) && (iDate <= datePerMonth);
	   }

    
    public static void main(String[] args) {
    	
    	
    }
}
